Mr. Gans was a show business anomaly, with no movie or television career to speak of and a long-ago one-man show on Broadway that lasted a week. Still, when he died he was grossing $18 million a year as a sure bet to lure people into the casinos that hired him, which is what it's all about.
He had no tigers, no scantily clad assistants, no fireworks — only a seven-piece band, a prop or two, and the uncanny ability to summon the voices of dozens of celebrities a night. In singing a duet of "Unforgettable," for example, he would channel both Nat King Cole and Natalie Cole.
Put Your Hands Together for Danny Gans!
The obituary of Las Vegas' most successful impressionist, Danny Gans, from the New York Times: